Home / 248,458.20-372,687.30-229,212.60

Finding the Fourth Proportional to 248,458.20, 372,687.30 and 229,212.60

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Solution

The fourth proportional to 248,458.20, 372,687.30 and 229,212.60 is: 343,818.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,458.20 : 372,687.30 = 229,212.60 : x
  2. Step 2: Convert to fraction form
    248,458.20/372,687.30 = 229,212.60/x
  3. Step 3: Cross multiply
    248,458.20x = 372,687.30 × 229,212.60
  4. Step 4: Simplify right side
    248,458.20x = 85,424,625,019.98
  5. Step 5: Solve for x
    x = 85,424,625,019.98/248,458.20
  6. Step 6: Final answer
    x = 343,818.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.